Fox Sports Midwest broadcaster Ricky Horton inadvertently triggered some backlash on the Twitter machine last night. The backlash itself wasn’t all that widespread, and it didn’t result in a #FireRickyHorton meme or trending topic. However, it did stir the coals of a long-running conversation about racism and mascots long ago deemed to be “racially insensitive”. That conversation tends to take on a definitive “You’re a racist, if you….” tone, and I’m just not comfortable...